vice president joe biden is now directly involved in the 11th-hour negotiations. but, there's no deal if sight. and that means taxes could go up for just about everyone american as soon as tomorrow. >>> a tense takeoff for passengers aboard a flight from kansas city to denver. a piece of an engine covering fell off. a passenger snapped this photo. the united flight circled the airport there in kansas city for 20 minutes before making an emergency landing. >>> and indianapolis colts head coach chuck pagano is back. in the saddle. enjoying a triumphant return. pagano was on the sidelines on sunday for the first time since fighting his leukemia. it went into complete remission. the 52-year-old returned after a three-month absence to tears and cheers of joy, and a win for his comeback colts who are now in the playoffs. >>> and, finally, a good holiday weekend for hollywood. "the hobbit" was once again the number one draw at the box office. as it has been for all three weeks since it was released. and that james bond film, "skyfall," passed the $1 billion mark globally